package com.zja.dao;

import com.zja.model.GroupChat;

import java.util.List;

/**
 * @author JA
 */
public interface GroupChatDao {
    List<GroupChat> selectAll();

    GroupChat selectById(Long id);

    boolean insert(GroupChat groupChat);

    boolean update(GroupChat groupChat);

    boolean deleteById(Long id);
}
